--TEST--
Test fwrite() function : usage variations - x, xb, xt, x+, x+b & x+t modes
--SKIPIF--
<?php
if( substr(PHP_OS, 0, 3) != 'WIN' ) {
   die('skip...Not valid for Linux');
}
?>
--FILE--
<?php
echo "*** Testing fwrite() various  operations ***\n";

// include the file.inc for Function: function delete_file($filename)
include ("file.inc");

/*
 Test fwrite with file opened in mode : x, xb, xt, x+, x+b, x+t
 File having content of type numeric, text,text_with_new_line & alphanumeric
*/

$file_modes = array("x","xb","xt","x+","x+b","x+t");
$file_content_types = array("numeric","text","text_with_new_line","alphanumeric");


foreach($file_content_types as $file_content_type) {
  echo "\n-- Testing fwrite() with file having content of type ". $file_content_type ." --\n";

  /* open the file using $files_modes and perform fwrite() on it */
  foreach($file_modes as $file_mode) {
    echo "-- Opening file in $file_mode --\n";

    $filename = __DIR__."/fwrite_variation4.tmp"; // this is name of the file

    $file_handle = fopen($filename, $file_mode);
    if(!$file_handle) {
      echo "Error: failed to fopen() file: $filename!";
      exit();
    }

    $data_to_be_written="";
    fill_buffer($data_to_be_written,$file_content_type,1024);  //get the data of size 1024

    /*  Write the data into the file, verify it by checking the file pointer position, eof position,
        filesize & by displaying the content */
    // write data to the file
    var_dump( ftell($file_handle) );
    var_dump( fwrite($file_handle,$data_to_be_written,400));
    var_dump( ftell($file_handle) );
    var_dump( feof($file_handle) );  // expected: true

    //check the filesize and content
    // close the file, get the size and content of the file.
    var_dump( fclose($file_handle) );
    clearstatcache();//clears file status cache
    var_dump( filesize($filename) );
    var_dump(md5(file_get_contents($filename)));
    // delete the file created
    delete_file($filename); // delete file with name fwrite_variation4.tmp
  } // end of inner foreach loop
} // end of outer foreach loop

echo "Done\n";
?>
--EXPECT--
*** Testing fwrite() various  operations ***

-- Testing fwrite() with file having content of type numeric --
-- Opening file in x --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "f255efe87ebdf755e515868cea9ad24b"
-- Opening file in xb --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "f255efe87ebdf755e515868cea9ad24b"
-- Opening file in xt --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "f255efe87ebdf755e515868cea9ad24b"
-- Opening file in x+ --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "f255efe87ebdf755e515868cea9ad24b"
-- Opening file in x+b --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "f255efe87ebdf755e515868cea9ad24b"
-- Opening file in x+t --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "f255efe87ebdf755e515868cea9ad24b"

-- Testing fwrite() with file having content of type text --
-- Opening file in x --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "c2244282eeca7c2d32d0dacf21e19432"
-- Opening file in xb --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "c2244282eeca7c2d32d0dacf21e19432"
-- Opening file in xt --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "c2244282eeca7c2d32d0dacf21e19432"
-- Opening file in x+ --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "c2244282eeca7c2d32d0dacf21e19432"
-- Opening file in x+b --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "c2244282eeca7c2d32d0dacf21e19432"
-- Opening file in x+t --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "c2244282eeca7c2d32d0dacf21e19432"

-- Testing fwrite() with file having content of type text_with_new_line --
-- Opening file in x --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "fa6c79b925c2fc754b9d063c6de1d8df"
-- Opening file in xb --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "fa6c79b925c2fc754b9d063c6de1d8df"
-- Opening file in xt --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(444)
string(32) "c96531f6b4c8d9e829c25b87f96ea86e"
-- Opening file in x+ --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "fa6c79b925c2fc754b9d063c6de1d8df"
-- Opening file in x+b --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "fa6c79b925c2fc754b9d063c6de1d8df"
-- Opening file in x+t --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(444)
string(32) "c96531f6b4c8d9e829c25b87f96ea86e"

-- Testing fwrite() with file having content of type alphanumeric --
-- Opening file in x --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "b2a123e1d84e6a03c8520aff7689219e"
-- Opening file in xb --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "b2a123e1d84e6a03c8520aff7689219e"
-- Opening file in xt --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "b2a123e1d84e6a03c8520aff7689219e"
-- Opening file in x+ --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "b2a123e1d84e6a03c8520aff7689219e"
-- Opening file in x+b --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "b2a123e1d84e6a03c8520aff7689219e"
-- Opening file in x+t --
int(0)
int(400)
int(400)
bool(false)
bool(true)
int(400)
string(32) "b2a123e1d84e6a03c8520aff7689219e"
Done
